Home / 214,126.40-321,337.56-73,885.52

Finding the Fourth Proportional to 214,126.40, 321,337.56 and 73,885.52

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Solution

The fourth proportional to 214,126.40, 321,337.56 and 73,885.52 is: 110,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,126.40 : 321,337.56 = 73,885.52 : x
  2. Step 2: Convert to fraction form
    214,126.40/321,337.56 = 73,885.52/x
  3. Step 3: Cross multiply
    214,126.40x = 321,337.56 × 73,885.52
  4. Step 4: Simplify right side
    214,126.40x = 23,742,192,716.13
  5. Step 5: Solve for x
    x = 23,742,192,716.13/214,126.40
  6. Step 6: Final answer
    x = 110,879.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.